Feature:1. Back clip design: Small and portable, ergonomic design. Practical/light, easy to place. With back clip design, it is easy to clip in clothes/file bags/bags/drawers, etc.2. Waterproof and dust-proof integrated molding: Solid shell, waterproof and dust-proof. It will not enter the water even if it is immersed in water for a short time, so the quality is stable and durable. One button audio and video recording, built-in microphone, audio and video synchronization. Clear record at any time, convenient and fast.3. Built in WiFi hotspot: Built-in WiFi module, real-time video transmission, safe and stable. It supports access to multiple platforms for viewing, which is simple and efficient.4. Software function: Automatic loop video intelligent coverage, uninterrupted loop video, no frame dropping, no seconds missing, complete recording of every moment. Built in large capacity battery for strong endurance and extra long standby. Support multiple power supply modes, and support charging while recording.5. Applicable scenario: Carry it with you to meet various use needs. Superior performance and durability. Specification:Certification: CE,RoHSOrigin: Mainland ChinaModel: AK-Z1Scheme: PVCV-1167Video resolution: 1920 * 1080 @ 30FPS 1280 * 720 @ 30FPS+VGAPhoto resolution: 2M 2560 * 1440Video format: AVIPicture format: JPEGAudio format: AAC (0XAAC0) - built-in FFmpegPhotosensitive chip: GC2023Lens: interior GC2023 starlight night vision sensor lampPull back: NoneViewing angle:D: 120H: 110V: 60Lens rotation angle: 360 manual adjustmentNumber of cameras: 1Size: 2.0" IPS Touch ScreenResolution: 240 * 320Type: IPSBacklight mode: LED 2 series 7 parallelBuilt in memory (NAND or NOR): 2GBDDRExternal cache: NoneSupport external memory (TF card or Micro Secure Digital card): Up to 256GBMicrophone: 4015Loudspeaker: 2030mmTouch: NoneLED night vision infrared lamp: YesLED fill light: NoneInterface: USB2.0Battery type: Polymer lithium batteryBattery capacity: 1800mAhMaximum power consumption of the unit: 600mA (12V)Power supply and charging equipment: USB2.0PC function: NoneWebcam: NoneHardware features: No touchGPS dongle is not supportedOperating temperature: - 20 - +70 Software features: Circular video recordingSupport date time watermarkSupport mobile monitoringCan be set, no functionExisting languages: Russian, Japanese, French, Italian, German, English, Chinese (simplified), Chinese (Traditional), Korean, Spanish, PortugalSystem: For LINUXProduct size: 78x55x31mm/3.07x2.17x1.22inGross weight: 310gNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement.Included1 X Machine1 X Back Clamp1 X Charging Wire1 X Instruction